From patchwork Tue Oct 2 15:37:01 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Igor Mammedov X-Patchwork-Id: 188577 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 03B1A2C00AA for ; Wed, 3 Oct 2012 02:42:02 +1000 (EST) Received: from localhost ([::1]:39654 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TJ4YN-0000Mu-CE for incoming@patchwork.ozlabs.org; Tue, 02 Oct 2012 11:38:35 -0400 Received: from eggs.gnu.org ([208.118.235.92]:32964) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TJ4Xs-0007dZ-HK for qemu-devel@nongnu.org; Tue, 02 Oct 2012 11:38:11 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1TJ4Xn-0000HS-WF for qemu-devel@nongnu.org; Tue, 02 Oct 2012 11:38:04 -0400 Received: from mx1.redhat.com ([209.132.183.28]:15823) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TJ4Xn-0000HO-N3 for qemu-devel@nongnu.org; Tue, 02 Oct 2012 11:37:59 -0400 Received: from int-mx12.intmail.prod.int.phx2.redhat.com (int-mx12.intmail.prod.int.phx2.redhat.com [10.5.11.25]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id q92FbsWD016769 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Tue, 2 Oct 2012 11:37:55 -0400 Received: from dell-pet610-01.lab.eng.brq.redhat.com (dell-pet610-01.lab.eng.brq.redhat.com [10.34.42.20]) by int-mx12.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id q92FbKHu021344; Tue, 2 Oct 2012 11:37:51 -0400 From: Igor Mammedov To: qemu-devel@nongnu.org Date: Tue, 2 Oct 2012 17:37:01 +0200 Message-Id: <1349192235-31895-10-git-send-email-imammedo@redhat.com> In-Reply-To: <1349192235-31895-1-git-send-email-imammedo@redhat.com> References: <1349192235-31895-1-git-send-email-imammedo@redhat.com> X-Scanned-By: MIMEDefang 2.68 on 10.5.11.25 X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 209.132.183.28 Cc: aliguori@us.ibm.com, hpa@linux.intel.com, ehabkost@redhat.com, jan.kiszka@siemens.com, Don@cloudswitch.com, mtosatti@redhat.com, mdroth@linux.vnet.ibm.com, blauwirbel@gmail.com, avi@redhat.com, pbonzini@redhat.com, akong@redhat.com, lersek@redhat.com, afaerber@suse.de, stefanha@linux.vnet.ibm.com Subject: [Qemu-devel] [PATCH 09/23] target-i386: convert 'hv_spinlocks' feature into property X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Signed-off-by: Igor Mammedov --- target-i386/cpu.c | 31 +++++++++++++++++++++++++++++++ 1 files changed, 31 insertions(+), 0 deletions(-) diff --git a/target-i386/cpu.c b/target-i386/cpu.c index 5604f13..536dde5 100644 --- a/target-i386/cpu.c +++ b/target-i386/cpu.c @@ -1211,6 +1211,32 @@ static void x86_cpuid_set_tsc_freq(Object *obj, Visitor *v, void *opaque, cpu->env.tsc_khz = value / 1000; } +#if !defined(CONFIG_USER_ONLY) +static void x86_get_hv_spinlocks(Object *obj, Visitor *v, void *opaque, + const char *name, Error **errp) +{ + int64_t value = hyperv_get_spinlock_retries(); + + visit_type_int(v, &value, name, errp); +} + +static void x86_set_hv_spinlocks(Object *obj, Visitor *v, void *opaque, + const char *name, Error **errp) +{ + int64_t value; + + visit_type_int(v, &value, name, errp); + if (error_is_set(errp)) { + return; + } + if (!value) { + error_set(errp, QERR_PROPERTY_VALUE_BAD, "", name, "0"); + return; + } + hyperv_set_spinlock_retries(value); +} +#endif + static void cpudef_2_x86_cpu(X86CPU *cpu, x86_def_t *def, Error **errp) { CPUX86State *env = &cpu->env; @@ -2043,6 +2069,11 @@ static void x86_cpu_initfn(Object *obj) object_property_add(obj, "tsc-frequency", "int", x86_cpuid_get_tsc_freq, x86_cpuid_set_tsc_freq, NULL, NULL, NULL); +#if !defined(CONFIG_USER_ONLY) + object_property_add(obj, "hv_spinlocks", "int", + x86_get_hv_spinlocks, + x86_set_hv_spinlocks, NULL, NULL, NULL); +#endif x86_register_cpuid_properties(obj, feature_name); x86_register_cpuid_properties(obj, ext_feature_name); x86_register_cpuid_properties(obj, ext2_feature_name);